<template>
  <div class="login-container">
    <div class="login-box">
      <div style="font-width: bold; font-size: 24px; text-align: center; margin-bottom: 30px; color: #1450aa">欢 迎 登 录</div>
      <el-form ref="formRef" :model="data.form" :rules="data.rules">
        <el-form-item prop="username">
          <el-input :prefix-icon="User" size="large" v-model="data.form.username" placeholder="请输入账号"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input show-password :prefix-icon="Lock" size="large" v-model="data.form.password" placeholder="请输入密码"></el-input>
        </el-form-item>
        <el-form-item prop="role">
          <el-select size="large" v-model="data.form.role">
            <el-option value="USER" label="普通用户"></el-option>
            <el-option value="PETSHOP" label="宠物店"></el-option>
            <el-option value="ADMIN" label="管理员"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" size="large" style="width: 100%" @click="login">登 录</el-button>
        </el-form-item>
        <div style="text-align: right">
          还没有账号？前往 <a href="/register">注册</a>
        </div>
      </el-form>
    </div>
  </div>
</template>
<script setup>
  import {reactive,ref } from 'vue'
  import { User,Lock } from '@element-plus/icons-vue'
  import request from '@/utils/request.js'
  import { ElMessage } from 'element-plus'
  import router from '@/router/index.js'

  const data = reactive({
    form: {
      username: null,
      password: null,
      role: 'USER'
    },
    rules: {
      username: [
        { required: true, message: '请输入账号', trigger: 'blur'}
      ],
      password: [
        { required: true, message: '请输入密码', trigger: 'blur'}
      ]
    }
  })

  const formRef = ref()

  const login = () => {
    formRef.value.validate(valid => {
      if (valid) {
        request.post('/login', data.form).then(res => {
          if (res.code === '200') {
            ElMessage.success('登录成功')
            // 1.登录成功，将账号存储至本地存储
            localStorage.setItem('xm-user', JSON.stringify(res.data))
            // 2.跳到主页
            if (res.data.role === 'USER') {
              // 2.1 普通用户登录成功，跳到前台主页
              router.push('/front/home')
            } else {
              // 2.2 管理员登录成功，跳到后台主页
              router.push('/manager/home')
            }
          } else {
            ElMessage.error(res.msg)
          }
        })
      }
    })
  }
</script>
<style scoped>
  .login-container {
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(to top, #7f7fd4, #86a8e5, #91eae2);
  }
  .login-box {
    width: 350px;
    padding: 30px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    background-color: rgba(255, 255, 255, 0.5);
  }
</style>